[INFO] fetching crate ringbuffer 0.13.0...
[INFO] checking ringbuffer-0.13.0 against master#20d90b14ffe8c667757a70c08e2d9736ee89f493 for pr-110799
[INFO] extracting crate ringbuffer 0.13.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate ringbuffer 0.13.0 on toolchain 20d90b14ffe8c667757a70c08e2d9736ee89f493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ringbuffer 0.13.0
[INFO] finished tweaking crates.io crate ringbuffer 0.13.0
[INFO] tweaked toml for crates.io crate ringbuffer 0.13.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compiletest_rs v0.9.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8519820426fa481cf4dfe7c98d9cad4d40d56927bc94bc4e35afe5a88583d78
[INFO] running `Command { std: "docker" "start" "-a" "f8519820426fa481cf4dfe7c98d9cad4d40d56927bc94bc4e35afe5a88583d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8519820426fa481cf4dfe7c98d9cad4d40d56927bc94bc4e35afe5a88583d78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8519820426fa481cf4dfe7c98d9cad4d40d56927bc94bc4e35afe5a88583d78", kill_on_drop: false }`
[INFO] [stdout] f8519820426fa481cf4dfe7c98d9cad4d40d56927bc94bc4e35afe5a88583d78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+20d90b14ffe8c667757a70c08e2d9736ee89f493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d792bc05072ec1c39db4a10672e3faf0e2016c7cefb61441453890148d18356b
[INFO] running `Command { std: "docker" "start" "-a" "d792bc05072ec1c39db4a10672e3faf0e2016c7cefb61441453890148d18356b", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]    Compiling compiletest_rs v0.9.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking term v0.7.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking ringbuffer v0.13.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking clap v3.2.23
[INFO] [stderr]     Checking tester v0.9.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking rustfix v0.6.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stdout] warning: function `benchmark_non_power_of_two` is never used
[INFO] [stdout]   --> benches/bench.rs:83:4
[INFO] [stdout]    |
[INFO] [stdout] 83 | fn benchmark_non_power_of_two<const L: usize>(b: &mut Bencher) {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "d792bc05072ec1c39db4a10672e3faf0e2016c7cefb61441453890148d18356b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d792bc05072ec1c39db4a10672e3faf0e2016c7cefb61441453890148d18356b", kill_on_drop: false }`
[INFO] [stdout] d792bc05072ec1c39db4a10672e3faf0e2016c7cefb61441453890148d18356b